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Commit 5b23c904 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/radeon: fix bank tiling parameters on cayman 



Handle the 16 bank case.

Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent c8d15edc

drivers/gpu/drm/radeon/ni.c

+11 −3
Original line number Diff line number Diff line
@@ -574,10 +574,18 @@ static void cayman_gpu_init(struct radeon_device *rdev) 
	if (rdev->flags & RADEON_IS_IGP)

		rdev->config.cayman.tile_config |= 1 << 4;

	else {

		if ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT)

			rdev->config.cayman.tile_config |= 1 << 4;

		else

		switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {

		case 0: /* four banks */

			rdev->config.cayman.tile_config |= 0 << 4;

			break;

		case 1: /* eight banks */

			rdev->config.cayman.tile_config |= 1 << 4;

			break;

		case 2: /* sixteen banks */

		default:

			rdev->config.cayman.tile_config |= 2 << 4;

			break;

		}

	}

	rdev->config.cayman.tile_config |=

		((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;